Developing surface irrigation System:                  

 

                              

                               Fig: Sub-surface Irrigation            

Advantages               

• Evaporation losses get reduce or by weeds
• Decrease the number of weeds.
• Period of irrigation is low (2-3 hours)
• The growth of plants is homogeneous.
• Improve the yield
• Decrease the infestation with pests (insects, diseases and weeds).
• Increasing the area of planting by saving the area of canals.
• Decreasing man infection by contacting the water (bilharzia or Schistosomiasis).
• Decreasing the pollution in canals.

There is considerable saving of water in this method of irrigation.